Why Choose the Mersen NH22GG50V224-1 224A 500V NH2 gG Fuse Link?
The Mersen NH22GG50V224-1, manufacturer reference W217737, is a 224 A NH size 2 gG fuse link designed for full-range protection of cables, conductors and electrical equipment in low-voltage distribution systems. Its gG utilisation category provides protection against both overload and short-circuit currents when correctly selected and coordinated for the installation.
Rated at 500 V AC and 250 V DC, the NH22GG50V224-1 is designed for installation in compatible NH2 fuse bases and fuse switch disconnectors. This special-series version incorporates insulated metal gripping lugs and a combination indicator, providing a robust solution for industrial and commercial electrical distribution equipment.
The NH22GG50V224-1 provides a rated breaking capacity of 120 kA AC and 80 kA DC, enabling it to interrupt substantial prospective fault currents under its specified operating conditions. Power dissipation at rated current is 17 W, while the manufacturer catalogue lists a weight of approximately 597.4 g per fuse link.
Key Advantages
- 224 A gG full-range protection against overload and short-circuit currents.
- 500 V AC and 250 V DC rated voltage capability.
- High 120 kA AC and 80 kA DC breaking capacity.
- Standard NH size 2 format for compatible NH fuse equipment.
- Insulated metal gripping lugs support the designated NH handling system.
- Integrated combination indicator assists with identification of fuse operation.
Key Features
- Mersen special-series NH fuse link.
- 224 A rated current.
- 500 V AC / 250 V DC rated voltage.
- gG utilisation category for full-range general-purpose protection.
- NH size 2 construction.
- 120 kA AC / 80 kA DC rated breaking capacity.
- 17 W power dissipation at rated current.
- Combination indicator with insulated metal gripping lugs.
High-Capacity Full-Range Circuit Protection
A gG fuse link provides full-range protection for general-purpose low-voltage circuits, responding to both sustained overload conditions and high short-circuit currents. This makes the NH22GG50V224-1 suitable for protecting cables, conductors, equipment and installations where a 224 A NH fuse with the appropriate characteristics is specified.
The NH format combines robust construction, replaceable fuse protection and high fault-current interruption capability. With its 224 A current rating, 500 V AC rating and 120 kA AC breaking capacity, the Mersen NH22GG50V224-1 is designed for demanding industrial and commercial power distribution applications.
Typical Applications
- Industrial low-voltage electrical distribution systems.
- Cable and conductor overload and short-circuit protection.
- Main and sub-distribution switchboards.
- Compatible NH2 fuse switch disconnectors and fuse bases.
- Industrial machinery and equipment supply circuits.
- General-purpose 224 A NH2 fuse protection applications.
